package com.candy.tools;

import com.sun.scenario.effect.impl.sw.sse.SSEBlend_SRC_OUTPeer;

import java.util.Scanner;

public class Test01 {
    public static void main(String[] args) {
        test03();
    }

    public static void test03() {
        Scanner sc=new Scanner(System.in);
        System.out.println("请输入");
        int num=sc.nextInt();
        System.out.println(num);

    }

    public static void test02() {
        System.out.println(Math.abs(-9));
        for (int i = 0; i <10 ; i++) {
            System.out.print(Math.random()+"\t");

        }


    }
    public static void test01() {
        String stuName="中华人民共和国！";
        String stuName_02="中华人民共和国！";
        System.out.println(stuName.hashCode());
        System.out.println(stuName_02.hashCode());
        System.out.println(stuName==stuName_02);
        System.out.println(stuName);
        String stuName_01=new String("中华人民共和国！");
        System.out.println(stuName_01);
        System.out.println(stuName==stuName_01);
        System.out.println(stuName.equals(stuName_01));
        System.out.println(stuName.length());
        System.out.println(stuName.substring(2));
        System.out.println(stuName.indexOf("好"));

        StringBuffer strb=new StringBuffer("中华人民共和国");
        System.out.println(strb);
        strb.append("!").append("万岁");
        System.out.println(strb);
    }
}
